Amaranthus retroflexus

Family:Amaranthaceae
Species:Amaranthus retroflexus L.
Common Name:redroot pigweed, redroot amaranth, wild-beet amaranth, rough pigweed, common amaranth
Habitat:Agricultural fields and waste places.
Associated Ecological Communities:**
Growth Habit:Herbaceous
Duration:Annual
Category:Vascular
Plant Notes:**
Taxonomic Notes:**
Status:Native, S5 (State Rank)
References:**

** Not applicable or data not available.

Classification

Division Magnoliophyta - Flowering Plants
Class Magnoliopsida
Sub Class Caryophyllidae
Order Caryophyllales
FamilyAmaranthaceae
Genus Amaranthus
Species Amaranthus retroflexus L. - redroot pigweed, redroot amaranth, wild-beet amaranth, rough pigweed, common amaranth

Citation

Citation Amaranthus retroflexus Linnaeus, Sp. Pl. 2: 991. 1753.
Basionym: **
Type: PENNSYLVANIA: Without data, Kalm s.n. (lectotype: LINN 1117.22). Lectotypified by C. C. Townsend, in Nasir & Ali, Fl. W. Pakistan 71: 12. 1974.

** Not applicable or data not available.

Source

CountyYearHerbariaNotesSubmission Info
Albany1943 NYS    
Albany1949 NYS    
Albany  NYFA_1990    
Albany  NYS    
Albany1945 NYS    
Bronx1994 BKL
BKL00032495
Herbarium Name Used: Amaranthus retroflexus
  2/8/2012 - BKL (Steve Glenn)
Cattaraugus1957 NYS    
Cattaraugus  NYFA_1990    
Chautauqua1991 NYS    
Chemung1895 CONN    
Chemung  NYFA_1990    
Chemung1950 NYS    
Columbia1955 NYS    
Columbia  NYFA_1990    
Delaware1986 NYS    
Delaware1951 NYS    
Delaware1952 NYS    
Delaware  NYFA_1990    
Dutchess1867 NYS    
Dutchess  NYFA_1990    
Erie1976 BUF
Herbarium # 51722
Herbarium Name Used: Amaranthus retroflexus
  12/18/2009 - BUF (Ed Fuchs)
Erie1975 BUF
Herbarium # 51723
Herbarium Name Used: Amaranthus retroflexus
  12/18/2009 - BUF (Ed Fuchs)
Erie1924 BUF
Herbarium # 51724
Herbarium Name Used: Amaranthus retroflexus
  12/18/2009 - BUF (Ed Fuchs)
Erie1888 BUF
Herbarium # 51717
Herbarium Name Used: Amaranthus retroflexus
  12/18/2009 - BUF (Ed Fuchs)
Essex1920 NYS    
Essex1939 NYS    
Essex  NYFA_1990    
Essex1927 NYS    
Franklin  NYFA_1990    
Fulton2007 NYS
453
Herbarium Name Used: Amaranthus retroflexus
  12/22/2009 - Donna Vogler
Fulton2007 FMCC
453
Herbarium Name Used: Amaranthus retroflexus
  12/22/2009 - Donna Vogler
Genesee1879 BUF
Herbarium # 51718
Herbarium Name Used: Amaranthus retroflexus
  12/18/2009 - BUF (Ed Fuchs)
Greene1988 BKL
BKL00032523
Herbarium Name Used: Amaranthus retroflexus
  2/8/2012 - BKL (Steve Glenn)
Greene  NYFA_1990    
Greene1988 NYS    
Jefferson  NYFA_1990    
Jefferson1949 NYS    
Kings1939 BH    
Kings1872 NY    
Kings1992 NYS    
Kings  NYFA_1990    
Kings1955 BH    
Kings1955 NYS    
Kings1989 BKL
BKL00032506
Herbarium Name Used: Amaranthus retroflexus
  2/8/2012 - BKL (Steve Glenn)
Kings1996 BKL
BKL00032510
Herbarium Name Used: Amaranthus retroflexus
  2/8/2012 - BKL (Steve Glenn)
Kings1892 BKL
BKL00032511
Herbarium Name Used: Amaranthus retroflexus
  2/8/2012 - BKL (Steve Glenn)
Kings1992 BKL
BKL00032496
Herbarium Name Used: Amaranthus retroflexus
  2/8/2012 - BKL (Steve Glenn)
Kings1992 BKL
BKL00032509
Herbarium Name Used: Amaranthus retroflexus
  2/8/2012 - BKL (Steve Glenn)
Kings1890 BKL
BKL00032518
Herbarium Name Used: Amaranthus retroflexus
  2/8/2012 - BKL (Steve Glenn)
Kings1989 BKL
BKL00032499
Herbarium Name Used: Amaranthus retroflexus
  2/8/2012 - BKL (Steve Glenn)
Lewis1922 NYS    
Lewis  NYFA_1990    
Livingston  NYFA_1990    
Madison  NYFA_1990    
Madison1940 NYS    
Madison1939 NYS    
Madison1938 NYS    
Monroe  NYFA_1990    
Monroe1894 NYS    
Montgomery2005 NYS
Herbarium Name Used: Amaranthus retroflexus
Town of Palatine 8/30/2009 - Connie Tedesco
Montgomery2005 FMCC
Herbarium Name Used: Amaranthus retroflexus
Town of Palatine 8/30/2009 - Connie Tedesco
Nassau1902 BKL
BKL00032515
Herbarium Name Used: Amaranthus retroflexus
  2/8/2012 - BKL (Steve Glenn)
Nassau1909 NYS    
Nassau  NYFA_1990    
New York1987 BKL
BKL00032497
Herbarium Name Used: Amaranthus retroflexus
  2/8/2012 - BKL (Steve Glenn)
New York1893 BKL
BKL00032512
Herbarium Name Used: Amaranthus retroflexus
  2/8/2012 - BKL (Steve Glenn)
Niagara1976 BUF
Herbarium # 51721
Herbarium Name Used: Amaranthus retroflexus
  12/18/2009 - BUF (Ed Fuchs)
Niagara1975 BUF
Herbarium # 51720
Herbarium Name Used: Amaranthus retroflexus
  12/18/2009 - BUF (Ed Fuchs)
Niagara1868 BUF
Herbarium # 51713
Herbarium Name Used: Amaranthus retroflexus
  12/18/2009 - BUF (Ed Fuchs)
Niagara1884 BUF
Herbarium # 51719
Herbarium Name Used: Amaranthus retroflexus
  12/18/2009 - BUF (Ed Fuchs)
Niagara1933 BUF
Herbarium # 77377
Herbarium Name Used: Amaranthus retroflexus
  12/18/2009 - BUF (Ed Fuchs)
Oneida1886 NYS    
Oneida  NYFA_1990    
Oneida1878 NYS    
Onondaga1947 NYS    
Onondaga1987 NYS    
Onondaga  NYFA_1990    
Onondaga1946 NYS    
Ontario1924 NYS    
Oswego2003 RCFS
accession # 13059
Herbarium Name Used: Amaranthus retroflexus
  11/17/2009 - RCFS (Andy Nelson)
Otsego2005 SUCO Town of Cherry Valley  
Queens1989 BKL
BKL00032505
Herbarium Name Used: Amaranthus retroflexus
  2/8/2012 - BKL (Steve Glenn)
Queens1988 BKL
BKL00032500
Herbarium Name Used: Amaranthus retroflexus
  2/8/2012 - BKL (Steve Glenn)
Queens1885 BKL
BKL00032519
Herbarium Name Used: Amaranthus retroflexus
  2/8/2012 - BKL (Steve Glenn)
Queens1911 BKL
BKL00032520
Herbarium Name Used: Amaranthus retroflexus
  2/8/2012 - BKL (Steve Glenn)
Rensselaer1999 NYS    
Rensselaer1996 NYS    
Richmond1896 BKL
BKL00032513
Herbarium Name Used: Amaranthus retroflexus
  2/8/2012 - BKL (Steve Glenn)
Saratoga1955 NYS    
Saratoga  NYFA_1990    
Saratoga1943 NYS    
Saratoga1956 NYS    
St. Lawrence1998 NYS    
St. Lawrence  STLA   Anne Johnson
Steuben  NYFA_1990    
Suffolk1968 NYS    
Suffolk1961 NYS    
Suffolk1914 NYS    
Suffolk1943 NYS    
Suffolk1944 NYS    
Suffolk  NYFA_1990    
Suffolk1934 BKL
BKL00032517
Herbarium Name Used: Amaranthus retroflexus
  2/8/2012 - BKL (Steve Glenn)
Suffolk1872 BKL
BKL00032522
Herbarium Name Used: Amaranthus retroflexus
  2/8/2012 - BKL (Steve Glenn)
Tompkins1921 BKL
BKL00032516
Herbarium Name Used: Amaranthus retroflexus
  2/8/2012 - BKL (Steve Glenn)
Ulster  NYFA_1990    
Ulster  NYS    
Warren1892 NYS    
Warren  NYFA_1990    
Washington1929 NYS    
Washington1912 NYS    
Washington  NYFA_1990    
Yates  NYFA_1990    

Synonyms

No synonyms exist for this species.